橡皮竟话直线的完整程序,欢迎大家下载 #include int iPointNum=0; int x1=0,x2=0,y1=0,y2=0; int winWidth=400,winHeight=300; void Initial(void) { glClearColor(1.0f,1.0f,1.0f,1.0f); } void ChangeSize(int w,int h) { winWidth=w,winHeight=h; glViewport(0,0,w,h); glMatrixMode